Seiko Cal. 6391 - 738

Released in 1996, the Cal. 6391 with design code 738 was part of Seiko's domestic market collection. It features a Silver dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-2fe56fd73b85]

Also known as: Helmet, Goldfeather

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Silver

Jewels

17j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1996

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